"If we consider them like materials, for so they may be considered likewise, employed to raise the fabric of our intellectual system, they will appear like mud, and straw, and lath, materials fit to erect some frail, and homely cottage, but not of substance, nor value sufficient for the construct...

"Only this more. The ideas--my lodgers--are of all sorts. Some, gentlemen of the law, who pay me a great deal more than others. Divines of all sorts have been with me, and have ever disturbed me. When I first took up house, Presbyterian ministers used to make me melancholy with dreary tones. Meth...

"While awake, and in health, this busy principle [the imagination] cannot much delude us: it may build castles in the air, and raise a thousand phantoms before us; but we have every one of the senses alive, to bear testimony to its falsehood."